rickets is a nutritional disorder that can develop if you do not get enough vitamin d calcium or phosphate rickets leads to poor functioning of a bone s growth plate growing edge softened and weakened bones stunted growth and in severe cases skeletal deformities
Hence, a 20-year period of the patent usually gives manufacturers a chance to recoup the cost of developing a new drug. When a drug patent expires, any pharmaceutical company can manufacture and sell the drug. A drug, which is produced and distributed without patent protection is called a generic drug.
What to Expect: 1  A Provisional Patent will be filed with the U.S. Patent & Trademark Office. 2  A Provisional Patent provides immediate âpatent pending status.â. 3  It protects your invention for 12 months while you market it to companies.